Greg had been a vampire for so long that he'd forgotten what it felt like to be human and he didn't like it. He felt powerless and weak and he was more prone to emotional worrying.
He'd been handling it well while Kevin was around but then he'd been working and Greg had been allowed to wallow and worry. It had resulted in a less than ideal situation.
He looked up sadly as Kevin walked in, his latest and most concerning worry was that Kevin would leave him now he wasn't a vampire. He knew Kevin missed being fed on almost as much as Greg missed wanting to feed. He wasn't happy. "I'm here"